Air freshener



FIG. 1 is a perspective view of an air freshener showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 4 is an end elevational view, the left end of FIG. 2;

FIG. 5 is an end elevational view, the right end of FIG. 2; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an air freshener, as shown and described. 